A map of Northern and Central California from 1911 showing the State capital of Sacramento, counties and county seats, major cities and towns, railroads, National Park boundaries, National Forest boundaries, Indian reservation...

A map of Northern and Central California from 1920 showing the State capital of Sacramento, counties and county seats, major cities and towns, railroads, National Park boundaries, National Forest boundaries, Indian reservation...

A map of North America and Central America showing territorial claims and possessions in 1800. The map is color-coded to show the territories of the United States, British, Spanish, French, and Russians, and indicates areas of disputed...

A map from 1903 of Nevada showing counties and county seats, principal cities and towns, mountain ranges, and rivers. "Nevada, one of the most western of the States of the American Union, was formed from a portion of the territory...

A map from 1903 of New Hampshire showing the capital of Concord, counties and county seats, principal cities and towns, railroads, rivers, and mountain ranges. "New Hampshire, one of the New England States of the American Union, lies...

A map of the southern border of Alaska and Canada showing the area of boundary dispute and the boundary established by the Hay-Herbert Treaty between Britain and the United States in 1903. The map shows the coastline and fjords of the...

A map of the western United States between 1836 and 1850 showing the Texas controversy and territorial adjustments at the time. The map is color-coded to show the unorganized territory of the Louisiana Purchase and the boundary line with...

A map of Southern California from 1911 showing the major cities and towns, railroads, National Park boundaries, National Forest boundaries, Indian reservation boundaries, mountain systems, lakes, rivers, and coastal features. A grid...

A map of Southern California from 1920 showing the counties and county seats, major cities and towns, railroads, National Park boundaries, National Forest boundaries, Indian reservation boundaries, mountain systems, lakes, rivers, and...

A map of Northern and Central California from 1920 showing the State capital of Sacramento, counties and county seats, major cities and towns, railroads, National Park boundaries, National Forest boundaries, Indian reservation...

A map of the Oregon Country showing the adjustments to the boundaries between 1819-1846, including the southern boundary established by treaty with Spain in 1819, and the boundary dividing the territory between the United States and...

A map of European Russia and the Caucasia at the end of World War I, showing province boundaries at the time, and the conjectural boundaries of the new states at the time the map was made given in red outline. These new states include...

A map from 1916 of western Canada (British Columbia, Alberta, Saskatchewan, and Manitoba) from the Pacific coastline east to the Ontario border, and from approximately latitude 60 degrees North to the International boundary with the...

Map of Central and Western Europe after the Treaty of Versailles at the end of WWI. The map includes railroads, canals, shipping routes, major cities and capitals, and the country boundaries established by the Treaties of Versailles,...

Map of Central and Western Europe after the Treaty of Versailles at the end of WWI. The map includes railroads, canals, shipping routes, major cities and capitals, and the country boundaries established by the Treaties of Versailles,...

Map of Central and Western Europe after the Treaty of Versailles at the end of WWI. The map includes railroads, canals, major cities and capitals, and the country boundaries established by the Treaties of Versailles, proposed boundaries...

A map of central Mexico and southern United States showing the important cities and battle sites of the Mexican-American War (1846-1848). The map shows the rivers of the contested boundaries that led to the war, the Rio Grande del Norte...

A map from 1911 showing the region of Patagonia at the southern tip of South America from Buenos Aires in Argentina to Cape Horn on Tierra del Fuego, and includes the Falkland Islands (Islas Malvinas) as a British possession. The map...

A map of the Oregon Territory showing the boundary on the 49th Parallel established by treaty between Great Britain and the United States in 1846, dividing what was once jointly held territory. The map also shows the boundary with Upper...

A map of Africa showing the continent prior to the Berlin Conference of 1885, when the most powerful countries in Europe at the time convened to make their territorial claims on Africa and establish their colonial borders at the start of...

A map of Africa as it was known in 1882 before the Berlin Conference of 1885, when the most powerful countries in Europe at the time convened to make their territorial claims on Africa and establish their colonial borders at the start of...

A map of the United States and the division of the West as proposed by France, on September 6th, 1782. The map is color-coded to show the United States at the time, the Indian Reserves south of the Ohio River under the protection of the...

A map from 1920 of India, showing the political divisions and country boundaries at the time. India was officially British Raj, made up of British controlled provinces and dependent Native States or Princely states (Hyderabad, Mysore,...

A map from 1920 of India, showing the political divisions and country boundaries at the time. India was officially British Raj, made up of British controlled provinces and dependent Native States or Princely states (Hyderabad, Mysore,...